firefox plugins: upstream changed SRC_URI, plus version bumps


git-svn-id: http://pentoo.googlecode.com/svn@6145 04556701-5d27-2e10-b29c-201e0903c0fa
w3af: 1.6.0.5 version bump with its depds


git-svn-id: http://pentoo.googlecode.com/svn@6146 04556701-5d27-2e10-b29c-201e0903c0fa